diff --git a/phpBB/adm/style/acp_ext_list.html b/phpBB/adm/style/acp_ext_list.html
index f61be27c9b..c179bb4f9e 100644
--- a/phpBB/adm/style/acp_ext_list.html
+++ b/phpBB/adm/style/acp_ext_list.html
@@ -47,7 +47,7 @@
 			<td class="row3" colspan="4"><strong>{L_EXTENSIONS_ENABLED}</strong></td>
 		</tr>
 		<!-- BEGIN enabled -->
-		<tr class="ext_enabled">
+		<tr class="ext_enabled row-highlight">
 			<td><strong>{enabled.META_DISPLAY_NAME}</strong></td>
 			<td style="text-align: center;">
 				<!-- IF enabled.S_VERSIONCHECK -->
@@ -72,7 +72,7 @@
 			<td class="row3" colspan="4"><strong>{L_EXTENSIONS_DISABLED}</strong></td>
 		</tr>
 		<!-- BEGIN disabled -->
-		<tr class="ext_disabled">
+		<tr class="ext_disabled row-highlight">
 			<td><strong>{disabled.META_DISPLAY_NAME}</strong></td>
 			<td style="text-align: center;">
 				<!-- IF disabled.S_VERSIONCHECK -->
diff --git a/phpBB/adm/style/acp_styles.html b/phpBB/adm/style/acp_styles.html
index 92ceaebc08..572486e877 100644
--- a/phpBB/adm/style/acp_styles.html
+++ b/phpBB/adm/style/acp_styles.html
@@ -99,7 +99,7 @@
 	</thead>
 	<!-- BEGIN styles_list -->
 	<tbody id="styles-list-{styles_list.S_ROW_COUNT}">
-	<tr<!-- IF styles_list.STYLE_ID and not styles_list.STYLE_ACTIVE --> class="row-inactive"<!-- ENDIF -->>
+	<tr class="row-highlight<!-- IF styles_list.STYLE_ID and not styles_list.STYLE_ACTIVE --> row-inactive<!-- ENDIF -->">
 		<!-- IF styles_list.LEVEL is odd -->
 			<!-- IF $ROW_CLASS == 'row1a' --><!-- DEFINE $ROW_CLASS = 'row1b' --><!-- ELSE --><!-- DEFINE $ROW_CLASS = 'row1a' --><!-- ENDIF -->
 		<!-- ELSE -->
diff --git a/phpBB/adm/style/admin.css b/phpBB/adm/style/admin.css
index 396b21e3eb..0c00e5339e 100644
--- a/phpBB/adm/style/admin.css
+++ b/phpBB/adm/style/admin.css
@@ -859,6 +859,8 @@ table.zebra-table tbody tr:nth-child(even) {
 .row2a { background-color: #E7EEF4; }
 .row2b { background-color: #E3EBF2; }
 
+tr.row-highlight:hover td { background-color: #DBDFE2; }
+
 .spacer {
 	background-color: #DBDFE2;
 	height: 1px;